The black diamonds which appear every 19 3/16” on metal tape measures are for spacing I-beam “timbers.” Several wood-product manufacturers offer I-beam “timbers” as a substitute for solid lumber floor joists. The diamond marks on tape rule blades are for spacing these engineered floor joists in new construction.
What is the hole in a tape measure for?
Did you know that the little notch in the end of all tape measures is meant to hook on to a nail or screw? If you don’t have anyone to hold the other end of your tape measure, tap a nail in and hook your tape on to it.
What are the red numbers on a tape measure?
The red indicates 16-inch-on-center spacing. This is a common framing spacing for wall studs, floor joists and common roof rafters. If you decide to space framing at 24-inch centers, the red marks will be at every other foot marking on the tape measure.
How do you use a black diamond on a tape measure?
Starting at the 19.2-inch mark, the black diamond helps you find the center of the first stud. The next black diamond is 19.2 inches away from the first stud (38.4 inches from the beginning of the tape measure), and the diamonds go all the way to the 96-inch mark, or 8 feet.
Why is the end of a tape measure loose?
Why is the end of the tape measure loose? The metal end of a tape is loose to account for the thickness of the hook end. This movement allows accurate measuring whether you are measuring internally or externally. The metal end of tape measure varies but is usually around 1-2mm in thickness.
What is the 8 foot rule?
It’s called the 8-foot rule. A leader at a manufacturing facility recently gave the direction to his leadership team to engage with their employees every time they come within eight feet of one of their employees.
How many 16ths are in an inch?
On a ruler there are 16 sixteenths in an inch.
What does M mean on tape measure?
Year of Manufacture. On many tapes (but by no means all) you will find a small red rectangle with the letter M printed inside followed by a number. The number simply denotes the year that the blade was stamped as conforming to the Measuring Instruments Directive.
What are the red numbers on a Stanley tape measure?
THE RED NUMBERS
Many tape measures add red numbers (or some other graphical standout) every 16-inches, a very common spacing for studs in house framing. This spacing allows for six supports in each 8-foot length.
What are the numbers on the bottom of a tape measure?
The bottom row of numbers are the metric measurements. The line that hits the blade right before the “1” is 1/2 of an inch. The blade indicates zero inches or centimeters. Every number on the top represents a whole inch.
What are the best tape measures?
The Stanley PowerLock is the best tape measure for a number of reasons. It has a durable blade, a functional tang, a solid stand-out, a strong locking lever, and a convenient belt hook. The PowerLock is a very basic tool and its pared-down simplicity makes it very light and easy to handle.
Where would you commonly use the spacing of the little black diamonds?
What do the black diamonds mean? The black diamond marker on a tape measure falls between the 16-inch and 24-inch spacing. This marker is commonly used in building a concrete block chimney.
What is 3/16 on a measuring tape?
Inch Fraction Decimal and Millimeter Equivalents
Why does the tip of the tape measure move?
THE ADJUSTABLE END
The metal tip at the end of your tape measure is a little bit loose for a reason. … This isn’t an error: it’s meant to provide you with accurate readings whether you’re measuring the inside or outside edge of a surface. This feature is known as “true zero”.
Why does the front of the tape measure move?
It wiggles on its rivets to make up for the hook’s thickness. Push the tip against something for an inside measurement, and the hook is included in the reading; hook it on the end of a piece for an outside measure, and the resulting gap equals the space the hook would take up.
Why is there a mark every 16 inches on a tape measure?
Tape measures usually have a red mark every 16 inches. This makes it convenient to mark off wall studs or joists, which typically are 16 inches apart.